/ Dictionary / Index A Atrek: Meaning and Definition of Find definitions for: A•trek Pronunciation: (u-trek', ä-trek'), [key] — n. a river arising in NE Iran, flowing W, then along the Iran-Turkmenistan border, and through Turkmenistan into the Caspian Sea. ab. 300 mi. (485 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. atrazine atremble Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language